<?php
include "shared/conn.php";
mysqli_select_db($conn, 'user');
mysqli_query($conn, "set names 'utf-8");

//$sql_user="SELECT * FROM `user` WHERE username={$username} AND password = {$password}";
//$sql_user=" SELECT * FROM `user` WHERE username='$username' AND password='$password'";
$sql_user="SELECT * FROM `user`";
$result=mysqli_query($conn, $sql_user);

var_dump($result);
?>